<html xmlns="http://www.w3.org/1999/xhtml">
<head>

<script>

var HTML_NS = "http://www.w3.org/1999/xhtml";

function foo() { 
  var table = document.getElementById("table");
  var newRow = document.createElementNS(HTML_NS, 'tr');  
  table.insertBefore(newRow, document.getElementById('lastrow'));
}


doc = document;

</script>

</head>


<body onload="setTimeout(foo, 300);">


<h3>Tables</h3>


<table id="table" border="1" style="border-collapse: collapse">

  <tr>
    <col></col>
    <td rowspan="2">TD</td>
  </tr>
  
  <tr id="lastrow">
    <td width="50%">TD</td>
  </tr>

</table>


</body>
</html>
